web/src/components/Header.css

.header {
  background: linear-gradient(135deg, #2E7D32 0%, #4CAF50 100%);
  color: white;
  padding: 20px 0;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-icon {
  font-size: 2.5rem;
}

.logo h1 {
  font-size: 2rem;
  font-weight: 700;
}

.header-subtitle {
  font-size: 1rem;
  opacity: 0.9;
}

@media (max-width: 768px) {
  .header-content {
    flex-direction: column;
    gap: 10px;
    text-align: center;
  }
  
  .logo h1 {
    font-size: 1.5rem;
  }
  
  .header-subtitle {
    font-size: 0.9rem;
  }
}